SIGNAL GRIDv0.1

California’s growing mushroom poisoning outbreak is the biggest-ever in U.S.

1 sources1 storiesFirst seen 5/15/2026Score25Mixed Progress
Single Source
CoverageRecencyEngagementVelocityBignessConfidenceClipability
Bigness
25
Coverage
13
Recency
89
Engagement
4
Velocity
0
Confidence
49
Clipability
60
Polarization
0
Claims
2
Contradictions
0
Breakthrough
50

Sentiment Mix

Positive0%
Neutral100%
Negative0%

Geography

North America

Expert Signals

NBC News - Top Stories

source1 mention

AI-Generated Claims

Generated from linked receipts; click sources for full context.

California's growing mushroom poisoning outbreak is the biggest-ever in U.S..

Supported by 1 story

California's spate of mushroom poisonings, which has killed four people and hospitalized 43 others, is the largest known outbreak of its kind in U.S.

Supported by 1 story

Related Events

Timeline (1 stories)

Receipts (1)

Bias Snapshot

Center
Left 0%Center 100%Right 0%
Blognbcnews.com5/15/2026